n urn has 11 balls that are identical except that 7 are white and 4 are red. A sample of 8 is selected randomly without replacement. What is the probability that exactly 6 are white and 2 are red? What is the probability that at least 6 of the balls are white?

Q: Suppose that 34% of people own dogs. If you pick two people at random, what is the probability that…

A: No.of people select at random = 2 The probability of one person own dogs is, P(one person own dogs)…

Q: Assume that 15​% of people are​ left-handed. Suppose 12 people are selected at random. What's the…

A: Solution

Q: In a large population, 50 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Givenp=50%=0.50n=3x=noof people get vaccinatedx~Binomial(n=2,p=0.50)P(X=x)=Cxn px (1-p)n-x    ;…

Q: suppose that 10% of people are left handed. if 9 people are selected at random, what is the…

A: The random variable is left handed people. It follows binomial distribution. The sample size is 9.…

Q: Suppose that about 85% of graduating students attend their graduation. A group of 21 graduating…

A:

Q: Historically 20 % of workers participate in a retirement plan. A group of 5 workers is randomly…

A: Given data, 20 % of workers participate in a retirement plan.  p=20% =0.20 A group of 5 workers is…

Q: Suppose that 54% of people own dogs. If you pick two people at random, what is the probability that…

A: Given, 54% of the people own dog.That is

Q: Assume that when adults with smartphones are randomly​ selected, 42​% use them in meetings or…

A:

Q: Suppose that a company owns 400 computers. Each computer has an 11% probability of not working.…

A: Obtain the probability that at least 17 computers are in good condition The probability that at…

Q: there are 7 blue socks,5 red socks,3 green socks and 4 yellow socks in a drawer. 1.find the sample…

A: Since you have asked multiple sub parts of the question, we will solve first three sub parts for…

Q: Six percent of American adults are considered millionaires. If 100 randomly selected adults are…

A: Here it is given that 6% of American adults are millionaire. We need to find the probability of 7 or…

Q: The probability that a can of paint contains contamination is 3.23% and the probability of a mixing…

A: Concept of General Addition Rule: For any two events A and B the General Addition Rule states that:

Q: uppose that in a certain community, 80% of drivers fasten their seat belt. Determine the probability…

A: Solution: Let X be the random variable that the number of drivers fasten their seat belt in certain…

Q: Suppose that 46% of people own dogs. If you pick two people at random, what is the probability that…

A:

Q: In a large population, 55% of the people have been vaccinated. If 3 people are randomly selected,…

A: Let "X" be the people that have been vaccinated.

Q: A survey reveals that 20% of the girls are Riphah come from remote areas. If 20 Riphah Girls are…

A: Binomial distribution is discrete distribution that deals with the probabilities of success and…

Q: Suppose that 24% of people own dogs. If you pick two people at random, what is the probability that…

A: Given 24% of people own dogs

Q: Suppose that 30% of all college freshmen gain weight. A sample of 20 selected randomly. What is the…

A: The random variable X is the college freshmen gain weight which follows binomial distribution with…

Q: Assume that when adults with smartphones are randomly​ selected, 41​% use them in meetings or…

A: Consider X be a random variable which follows binomial distribution indicates the smartphone users…

Q: Assume that when adults with smartphones are randomly​ selected, 43​% use them in meetings or…

A: According to the provided information, p=0.43 n=10

Q: Suppose that 53% of people own dogs. If you pick two people at random, what is the probability that…

A:

Q: Suppose that 30% of people own dogs. If you pick two people at random, what is the probability that…

A: Let X be the number of dogs from binomial distribution with probability (p) = 30% = 0.30 and sample…

Q: The Association reports that among individuals in the 48 to 55 age, 45% drink coffee. If 200 people…

A: let X: number of coffee drinkers…

Q: A committee of 4 is to be randomly selected from 8 women and 10 men. What is the probability of…

A: We want to find probability of having three men on the committee.

Q: When making random guesses on an 8 question quiz the probability of guessing correctly on any one…

A:

Q: Suppose that 68% of people are left handed. If 24 people are selected at random, what is the…

A: Here, probability that the people are left handed is 0.68 and sample size 'n' is 24.

Q: Suppose that 60% of voters oppose a new ordinance.  If we plan to randomly select 20 registered…

A: Let X be the number of voters oppose a new ordinance with probability (p) = 60% = 0.60 and sample…

Q: Suppose that a company owns 500 computers. Each computer has an 11% probability of not working.…

A: It is given that n =19.

Q: In a large population, 40 % of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: Suppose Emerson loses 33​% of all checker games.   Use this result to determine the probability that…

A: Given information- Probability of losing checker game, q = 0.33 Probability of winning checker game,…

Q: Suppose that 57% of people own dogs. If you pick two people at random, what is the probability that…

A: Provided data is, 57% of people own dogs. Two people picked up randomly. The required probability…